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2.6.3 Power Management Mode Definitions
Each system (or model) may have different PM model and state definition. For clear, see the following table :
PM Mode
Definitions
Full-On
The CPU runs in full speed and all the devices are power on. The system can respond to all
applications with maximum performance.
1.
2.
3.
Geyserville
CPU will running between diffenent BUS ratio depend on system loading, if power Schemes set to
III
Presentation or Max Battery
Idle
This mode is similar to Full-On . The CPU might change into C1 or C2 state depend on the OS, in
order to save CPU power consumption.
1.
2.
3.
Suspend
The state is more power saving than above, the CPU and most of parts power will be cut off except
DRAM system.
1.
2.
The system is in the state S0.
The CPU is in the state C0.
All the devices are in the state D0.
The system is in the state S0.
The CPU is in the state C1 or C2.
All the devices are in the state D0.
The system is in the state S3.
The CPU and all of devices are power off except DRAM system.
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TECHNICAL SERVICE MANUAL
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